212112202 has 4 divisors (see below), whose sum is σ = 318168306. Its totient is φ = 106056100.

The previous prime is 212112169. The next prime is 212112223. The reversal of 212112202 is 202211212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 200477281 + 11634921 = 14159^2 + 3411^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53028049 + ... + 53028052.

Almost surely, 2^212112202 is an apocalyptic number.

212112202 is a deficient number, since it is larger than the sum of its proper divisors (106056104).

212112202 is a wasteful number, since it uses less digits than its factorization.

212112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106056103.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 212112202 is about 14564.0723013860. The cubic root of 212112202 is about 596.3783706889.

Adding to 212112202 its reverse (202211212), we get a palindrome (414323414).

The spelling of 212112202 in words is "two hundred twelve million, one hundred twelve thousand, two hundred two".